13941291

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{229}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 23080960

約数和(自身を除く): 9139669

約数列:

[1, 3, 7, 13, 21, 39, 91, 223, 229, 273, 669, 687, 1561, 1603, 2899, 2977, 4683, 4809, 8697, 8931, 20293, 20839, 51067, 60879, 62517, 153201, 357469, 663871, 1072407, 1991613, 4647097, 13941291]

約数ペア:

[(1, 13941291), (3, 4647097), (7, 1991613), (13, 1072407), (21, 663871), (39, 357469), (91, 153201), (223, 62517), (229, 60879), (273, 51067), (669, 20839), (687, 20293), (1561, 8931), (1603, 8697), (2899, 4809), (2977, 4683)]